diff --git a/src/debashify.cpp b/src/debashify.cpp
index a4da449..f74562f 100644
--- a/src/debashify.cpp
+++ b/src/debashify.cpp
@@ -653,8 +653,6 @@ bool debashify_array_set(cmd* in, debashify_params* params)
       it->second = new arg("=");
       it->second->add(sb);
       has_replaced=true;
-
-      // throw std::runtime_error("Cannot debashify VAR+=()");
     }
   }
   return has_replaced;
@@ -827,8 +825,6 @@ bool debashify_var(variable* in, debashify_params* params)
 {
   if(in->is_manip && in->precedence && in->manip->string() == "!")
     throw std::runtime_error("Cannot debashify ${!VAR}");
-  if(in->varname == "RANDOM")
-    throw std::runtime_error("Cannot debashify $RANDOM");
   return false;
 }
 
diff --git a/src/options.cpp b/src/options.cpp
index a0971b7..b46885a 100644
--- a/src/options.cpp
+++ b/src/options.cpp
@@ -37,7 +37,7 @@ ztd::option_set options( {
   ztd::option("remove-unused",      false, "Remove unused functions and variables"),
   ztd::option("list-cmd",           false, "List all commands invoked in the script"),
   ztd::option("\r  [Variable processing]"),
-  ztd::option("exclude-var",        true,  "List of matching regex to ignore for variable processing", "list"),
+  ztd::option("exclude-var",        true,  "List of matching regex to ignore for variable processing, separated by comma", "list"),
   ztd::option("no-exclude-reserved",false, "Don't exclude reserved variables"),
   ztd::option("minify-var",         false, "Minify variable names"),
   ztd::option("list-var",           false, "List all variables set and invoked in the script"),
@@ -45,7 +45,7 @@ ztd::option_set options( {
   ztd::option("list-var-call",      false, "List all variables invoked in the script"),
   ztd::option("unset-var",          false, "Add 'unset' to all variables at the start of the script to avoid environment interference"),
   ztd::option("\r  [Function processing]"),
-  ztd::option("exclude-fct",        true,  "List of matching regex to ignore for function processing", "list"),
+  ztd::option("exclude-fct",        true,  "List of matching regex to ignore for function processing, separated by comma", "list"),
   ztd::option("minify-fct",         false, "Minify function names"),
   ztd::option("list-fct",           false, "List all functions defined in the script")
 } );